package com.lcc.gulimall.gateway.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.reactive.CorsConfigurationSource;
import org.springframework.web.cors.reactive.CorsWebFilter;
import org.springframework.web.cors.reactive.UrlBasedCorsConfigurationSource;

//注意：网关使用的是WebFlux，所以导包都要用响应式编程包下的类
@Configuration
public class GulimallCorsConfiguration {
    @Bean
    public CorsWebFilter corsWebFilter(){
        UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
        //任意路径传过来都需要配置跨域响应
        CorsConfiguration corsConfiguration = new CorsConfiguration();
        //1.配置跨域
        corsConfiguration.addAllowedHeader("*");//允许所有头进行跨域
        corsConfiguration.addAllowedMethod("*");//允许所有方法跨域 get\post...
        corsConfiguration.addAllowedOrigin("*");//允许所有请求来源
        corsConfiguration.setAllowCredentials(true);//允许携带Cookie进行跨域
        source.registerCorsConfiguration("/**",corsConfiguration);
        return new CorsWebFilter(source);
    }
}
